{"id":21374,"date":"2026-09-12T04:31:06","date_gmt":"2026-09-11T20:31:06","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89452"},"modified":"2026-09-12T04:31:06","modified_gmt":"2026-09-11T20:31:06","slug":"cve-2026-89452","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89452","title":{"rendered":"CVE-2026-89452 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\niommu\/msm: Unwind pro"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu\/msm: Unwind probe state on registration failure<\/p>\n<p>msm_iommu_probe() adds its devm-managed IOMMU object to<br \/>\nqcom_iommu_devices before adding the IOMMU sysfs device and registering<br \/>\nit with the IOMMU core.<\/p>\n<p>If iommu_device_sysfs_add() fails, probe returns with the object still on<br \/>\nqcom_iommu_devices. The driver core then releases the devm allocation,<br \/>\nleaving a dangling list entry that later list walks may dereference.<\/p>\n<p>If iommu_device_register() fails, the same dangling list entry remains<br \/>\nand the sysfs device is left registered as well.<\/p>\n<p>Unwind the sysfs device and global list entry in reverse setup order on<br \/>\nthe corresponding failure paths.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu\/msm: Unwind probe state on registration failure<\/p>\n<p>msm_iommu_probe() adds its devm-managed IOMMU object to<br \/>\nqcom_iommu_devices b<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-21374","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/21374","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}